﻿/****************************************************************************************************
	Copyright (C) 2010 RapidWebDev Organization (http://rapidwebdev.org)
	Author: Eunge, Legal Name: Jian Liu, Email: eunge.liu@RapidWebDev.org

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 2 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ****************************************************************************************************/

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Lucene.Net.Search;
using RapidWebDev.SearchIndex.Contract;
using Lucene.Net.Documents;
using RapidWebDev.SearchIndex.DocumentFields;
using RapidWebDev.Common;

namespace RapidWebDev.SearchIndex
{
	internal static class DocumentFieldFactory
	{
		private static readonly Dictionary<IndexDocFieldValueTypes, IDocumentField> documentFields = new Dictionary<IndexDocFieldValueTypes, IDocumentField>
		{
			{ IndexDocFieldValueTypes.Date, new DateDocumentField() },
			{ IndexDocFieldValueTypes.DateTime, new DateTimeDocumentField() },
			{ IndexDocFieldValueTypes.Decimal, new DecimalDocumentField() },
			{ IndexDocFieldValueTypes.Integer, new IntegerDocumentField() },
			{ IndexDocFieldValueTypes.Keyword, new KeywordDocumentField() },
			{ IndexDocFieldValueTypes.Text, new TextDocumentField(SpringContext.Current.GetObject<ILuceneAnalyzerResolver>()) },
		};

		internal static IDocumentField Create(IndexDocFieldValueTypes fieldType)
		{
			if (!documentFields.ContainsKey(fieldType))
				return null;

			return documentFields[fieldType];
		}
	}
}
